[lkml]   [2001]   [Oct]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: alpha 2.4.13: fix taso osf emulation
On Fri, Oct 26, 2001 at 12:01:10PM +0200, Maciej W. Rozycki wrote:
> The following trivial patch reportedly fixes OSF/1 programs using 31-bit
> addressing. It's already present in the -ac tree; I guess it just got
> lost during a merge. It applies fine to 2.4.13.

This is the patch that Jay Estabrook forwarded me that I rejected
in favour of writing a special arch_get_unmapped_area.

> It used to do so. It breaks things such as dynamic linking of shared
> objects linked at high load address.

Err, how?

> It breaks mmap() in principle, as it shouldn't fail when invoked with
> a non-zero, non-MAP_FIXED, invalid address if there is still address
> space available elsewhere.

No, it doesn't. Or rather, it only does if you only bothered
to search once. IMO one should search thrice: once at addr,
once at TASK_UNMAPPED_BASE, and once at PAGE_SIZE.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:11    [W:0.057 / U:0.100 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site